Portable ballet bar



FIG. 1 is a top, front, left perspective view of a portable ballet bar showing our design therefor;

FIG. 2 is a front, left, bottom perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left elevational view thereof;

FIG. 6 is a right elevational view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines in the drawings showing the portable ballet bar illustrate the portions of the portable ballet bar that form no part of the claimed design. 

CLAIM The ornamental design for a portable ballet bar, as shown and described. 